state gov Patna Civil Court Clerk/Reader Mock Test Series Quantitative Aptitude Speed Time and Distance Problem on Trains
A man sitting in a train noticed that he could count 31 telephone poles in a minute. If the poles are assumed to be 40 m apart, then at what speed is the train traveling?
1
59 km/h
2
72 km/h
3
127 km/h
4
40 km/h